3 2 1+ X 1 Let R be the region in the first quadrant enclosed by the graphs of y = 10e- sin x and the horizontal line y = 2, as shown in the figure above. The r-coordinates of the two points of intersection of the graphs are a, and æ2, where 0 < x, < x2. Which of the following gives the volume of the solid generated when region R is revolved about the horizontal line y = 2? (10e¬* sin æ – 2)²dæ B sin æ)² – 2° ) dæ (10e sin æ – 2)²dæ D (10e- sin æ) – 22 ) dæ

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